Series 4: Top Plate, Swivel & Rigid

Wheel
Diameter
(Inches)

Tread
Width
(Inches)

Capacity
Per
Caster
(Lbs.)

Wheel

Bearing

Model
Number

Approx
Wt.
Each
(Lbs.)

Load
Height
(Inches)

Swivel
Radius
(Inches)

Swivel

Rigid

4

2

300

Performa
Rubber
(Flat/ Black)

Roller

4-4109-459-2

4-4108-459-2

4-3/4

5-5/8

3-9/16

600

Polyurethane
Hi-Tech

4-4109-929

4-4108-929

800

Phenolic

4-4109-339

4-4108-339

5-3/4

V-Groove

4-4109-739

4-4108-739

8-1/8

900

Semi-Steel

4-4109-139

4-4108-139

7-7/8

5

2

350

Performa Rubber
(Flat/Black)

Roller

4-5109-459-2

4-5108-459-2

6-1/8

6-1/2

4-1/4

650

Polyolefin

4-5109-839

4-5108-839

4-1/4

750

Polyurethane
Hi-Tech

4-5109-929

4-5108-929

6-1/8

900

Phenolic

4-5109-339

4-5108-339

5-3/4

Semi-Steel

4-5109-139

4-5108-139

8-7/8

Forged Steel

4-5109-239

4-5108-239

9-1/4

6

2

410

Performa
Rubbe
(Round Grey)

Roller

4-6109-559

4-6108-559

5

7-1/2

5

Performa
Rubbe
(Flat/Black)

4-6109-459-2

4-6108-459-2

700

Polyolefin

4-6109-839

4-6108-839

5-1/2

900

Polyurethane
Hi-Tech

4-6109-929

4-6108-929

7-1/2

Phenolic

4-6109-339

4-6108-339

7

Semi-Steel

4-6109-139

4-6108-139

9-3/4

Forged Steel

4-6109-239

4-6108-239

10-1/4

V-Groove

4-6109-739

4-6108-739

10-1/2

8

2

500

Performa
Rubber
(Round Grey)

Roller

4-8199-559

4-8198-559

6

9-1/2

6-1/2

Performa
Rubber
(Flat/Black)

4-8199-459-2

4-8198-459-2

900

Polyolefin

4-8199-839

4-8198-839

5-3/4

Polyurethane
Hi-Tech

4-8199-929

4-8198-929

8-1/4

Phenolic

4-8199-339

4-8198-339

8-1/2

Semi-Steel

4-8199-139

4-8198-139

12-1/2